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Microsoft Security

Microsoft Defender Threat Intelligence

Unmask and neutralize modern adversaries and cyberthreats such as ransomware.

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Uncover your adversaries

Expose and eliminate modern cyberthreats and their infrastructure using dynamic threat intelligence.

Identify cyberattackers and their tools

Understand your adversaries and their online infrastructures to identify your potential cyberthreat exposures using a complete map of the internet.

Accelerate cyberthreat detection and remediation

Discover the full scope of a cyberattack. Understand an online adversary’s entire toolkit, prevent access by all their machines and known entities, and continuously block IP addresses or domains.

Enhance your security tools and workflows

Extend the reach and visibility of your existing security investments. Gain more context and understanding of cyberthreats with Microsoft Defender XDR, Microsoft Sentinel, and Copilot for Security.

Microsoft Defender Threat Intelligence

Learn how Defender Threat Intelligence enables security professionals to directly access, ingest, and act upon our powerful repository of threat intelligence built from 78 trillion signals and more than 10,000 multidisciplinary experts worldwide.


Uncover and help eliminate cyberthreats with Defender Threat Intelligence. 

A list of components on hosts in Microsoft Defender Threat Intelligence.

Get continuous threat intelligence

Get a complete view of the internet and track day-to-day changes. Create threat intelligence for your own business to understand and reduce exposure.

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Expose adversaries and their methods

Understand the group behind an online attack, their methods, and how they typically operate.

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Enhance alert investigations

Enrich Microsoft Sentinel and Defender XDR incident data with finished and raw threat intelligence to understand and uncover the full scale of a cyberthreat or cyberattack.

A list of Host Pairs for a website in Microsoft Defender Threat Intelligence.

Accelerate incident response

Investigate and remove malicious infrastructure such as domains and IPs and all the known tools and resources operated by a cyberattacker or cyberthreat family.

A project named Franken-Phish and a list of related artifacts in Microsoft Defender Threat Intelligence.

Hunt cyberthreats as a team

Easily collaborate on investigations across teams using the Defender Threat Intelligence workbench and share knowledge of cyberthreat actors, tooling, and infrastructure with projects and intelligence profiles.

A list of components on IPs on Microsoft Defender Threat Intelligence.

Expand prevention and improve security posture

Automatically uncover malicious entities and help stop outside cyberthreats by blocking internal resources from accessing dangerous internet resources.

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File and URL (detonation) intelligence

Submit a file or URL to instantly know its reputation. Enrich security incidents with in-context threat intelligence.

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Microsoft Copilot for Security is now generally available

Use natural language queries to investigate incidents with Copilot, now with integrations across the Microsoft Security suite of products.

How to use Microsoft Defender Threat Intelligence

Microsoft tracks more than 78 trillion signals daily, helping security teams identify vulnerabilities with greater efficacy and stay ahead of today's cyberthreats.

A diagram showing how Defender Threat Intelligence works through advanced internet reconnaissance, analysis, and dynamic threat intelligence and how it’s made available to customers.

Unified security operations platform

Secure your digital estate with the only security operations (SecOps) platform that unifies the full capabilities of extended detection and response (XDR) and security information and event management (SIEM).

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Unified portal

Detect and disrupt cyberthreats in near real time and streamline investigation and response.

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Explore Defender Threat Intelligence licenses

Defender Threat Intelligence—standard version

Use this free version of Defender Threat Intelligence to address global cyberthreats.

  • Free version includes:

  • Public indicators of compromise (IOCs)

  • Open-source intelligence (OSINT)

  • Common vulnerabilities and exposures (CVEs) database

  • Articles and analysis from Microsoft Threat Intelligence (limited1)

  • Defender Threat Intelligence datasets (limited2)

  • Intelligence Profiles (limited3)

Defender Threat Intelligence—premium version

Get full access to the operational, strategic, and tactical intelligence in the Defender Threat Intelligence content library and investigative workbench. 

  • Premium version includes:

  • Public indicators of compromise (IOCs)

  • Open-source intelligence (OSINT)

  • Common vulnerabilities and exposures (CVEs) database

  • Articles and analysis from Microsoft Threat Intelligence 

  • Defender Threat Intelligence datasets

  • Intelligence Profiles

  • Microsoft IOCs

  • Microsoft-enriched OSINT

  • URL and file intelligence

Related products

Use best-in-class Microsoft security products to help prevent and detect cyberattacks across your organization.

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Microsoft Sentinel

See and stop cyberthreats across your entire enterprise with intelligent security analytics.

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Microsoft Defender for Cloud

Increase protection in your multicloud and hybrid environments.

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Microsoft Defender External Attack Surface Management

Understand your security posture beyond the firewall.

Additional resources


Read the threat intelligence blog

Learn about the new threat intelligence offerings from Microsoft.


Help protect your business with threat intelligence

Learn how to use internet threat intelligence to protect your organization against cyberattacks.


Best practices and implementation

Get started with threat intelligence solutions for your organization today.


Visit the Microsoft Defender Threat Intelligence blog

Learn from Defender Threat Intelligence experts, see what's new, and let us hear from you.

Protect everything

Make your future more secure. Explore your security options today.

  • [1] Get OSINT and access select featured articles.
  • [2] Get the most recent two weeks of select datasets.
  • [3] Preview select Intel Profiles.

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